CVE Catalog

CVE-2005-1831

High
Published: Translated: NVD NIST

Summary

A vulnerability in Sudo 1.6.8p7 on SuSE Linux 9.3 (and possibly other Linux distributions) allows a local user to gain privileges by using sudo to call su, then entering a blank password and hitting CTRL-C. The vendor and researchers have not been able to replicate this issue, stating that Sudo catches SIGINT and returns an empty string for the password.

Risk Assessment

The risk involves potential unauthorized privilege escalation by a local user, which could lead to full system compromise.

Recommendation

It is recommended to update Sudo to the latest version and ensure that blank passwords are disabled in the system configuration.

Related vulnerabilities

Original NVD description (English source)

Sudo 1.6.8p7 on SuSE Linux 9.3, and possibly other Linux distributions, allows local users to gain privileges by using sudo to call su, then entering a blank password and hitting CTRL-C. NOTE: SuSE and multiple third-party researchers have not been able to replicate this issue, stating "Sudo catches SIGINT and returns an empty string for the password so I don't see how this could happen unless the user's actual password was empty.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS